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>C.1. hotplug: <TT
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>input.agent</TT
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><TT
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>/etc/hotplug/input.agent</TT
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> #!/bin/sh
# Please place this file /etc/hotplug
#
# input-specific hotplug policy agent.
#
# Kernel Input params are:
#
# ACTION=add
# PHYS=pysical location of device
# NAME=Name of the device
#
# HISTORY:
# 15-JUN-2003 removed paste
# 07-MAY-2003 remake by Aivils Stoss
# /proc manipulation added
# parse kbd.conf event.conf mouse.conf.
# create necessary symbolic links
# 28-SEP-2002 Initial version from Andreas Schuldei
# andreas (at) schuldei.org
#
cd /etc/hotplug
. hotplug.functions
DEBUG=yes export DEBUG
KBD_CONFIG="./kbd.conf"
EVENT_CONFIG="./event.conf"
MOUSE_CONFIG="./mouse.conf"
setup_kbd ()
{
while read VT_NUM PHYS_PATTERN NAME_PATTERN
do
if [ `echo "$VT_NUM" | grep "^#"` ]; then
continue;
fi
if [ `echo "$PHYS" | grep $PHYS_PATTERN 2>/dev/null` ]; then
VT=`echo "$VT_NUM" | sed 's/VT//' | awk '{printf "%02d", $0}'`
if [ -d /proc/bus/console/$VT ]; then
echo "$PHYS" > "/proc/bus/console/$VT/keyboard"
debug_mesg "Input device $NAME on $PHYS mapping as secondary to VT$VT"
return;
else
debug_mesg "Trying to configure keyboard for VT$VT , but not enough VT's available"
fi
fi
done
debug_mesg "Found no fitting VT"
}
setup_event ()
{
while read SYM_LINK PHYS_PATTERN NAME_PATTERN
do
if [ `echo "$SYM_LINK" | grep "^#"` ]; then
continue;
fi
if [ `echo "$PHYS" | grep $PHYS_PATTERN 2>/dev/null` ]; then
case $ACTION in
add)
cd /dev/input
rm -f $SYM_LINK
ln -s $DEV_EVENT $SYM_LINK
debug_mesg "Input event device $NAME on $PHYS linked to $SYM_LINK"
;;
remove)
rm -f /dev/input/$SYM_LINK
debug_mesg "Input event device link $SYM_LINK removed"
;;
esac
return;
fi
done
debug_mesg "Found no fitting event device"
}
setup_mouse ()
{
while read SYM_LINK PHYS_PATTERN NAME_PATTERN
do
if [ `echo "$SYM_LINK" | grep "^#"` ]; then
continue;
fi
if [ `echo "$PHYS" | grep $PHYS_PATTERN 2>/dev/null` ]; then
case $ACTION in
add)
cd /dev/input
rm -f $SYM_LINK
ln -s $DEV_MOUSE $SYM_LINK
debug_mesg "Input mouse device $NAME on $PHYS linked to $SYM_LINK"
;;
remove)
rm -f /dev/input/$SYM_LINK
debug_mesg "Input mouse device link $SYM_LINK removed"
;;
esac
return;
fi
done
debug_mesg "Found no fitting mouse device"
}
if [ "$ACTION" = "" ]; then
mesg Bad input agent invocation
exit 1
fi
DEV_HANDLERS=`grep -E 'Phys|Handlers' /proc/bus/input/devices | \
awk '{ if(count == 0) { printf("%s\t",$0); count++; } else { print $0; count=0; } }' | \
grep $PHYS | awk -F\t '{print $2}' | sed 's/^.*=//'`
# older grep do not support -o :-(
#DEV_EVENT=`echo $MATCHED | grep -oE event[0-9]+`
#DEV_MOUSE=`echo $MATCHED | grep -oE mouse[0-9]+`
#DEV_KBD=`echo $MATCHED | grep -o kbd`
DEV_EVENT=`echo $DEV_HANDLERS | \
awk -F" " '{for(n=1;$n;n=n+1) if($n ~ /event/) print $n}'`
DEV_MOUSE=`echo $DEV_HANDLERS | \
awk -F" " '{for(n=1;$n;n=n+1) if($n ~ /mouse/) print $n}'`
DEV_KBD=`echo $DEV_HANDLERS | \
awk -F" " '{for(n=1;$n;n=n+1) if($n ~ /kbd/) print $n}'`
#
# What to do with this input device event?
#
case "$ACTION" in
add)
if [ -n "$DEV_KBD" ]; then
setup_kbd < $KBD_CONFIG
fi
if [ -n "$DEV_EVENT" ]; then
setup_event < $EVENT_CONFIG
fi
if [ -n "$DEV_MOUSE" ]; then
setup_mouse < $MOUSE_CONFIG
fi
;;
remove)
#setup_event < $EVENT_CONFIG
#setup_mouse < $MOUSE_CONFIG
;;
*)
debug_mesg "Input '$ACTION' event not supported"
return 1
;;
esac
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